director metcalf? >> why is the sf puc proposing to subsidize the installation by 3. 5 million dollars? >> the puc is here and barbara hale could speak to that. but in terms of bringing us on as a customer, they are able to further utilize the amount -- to sell on the retail market additional energy that they would otherwise would be surplus and selling on the whole sale market. >> do they make the money back? >> they make the money back. >> thank you. that is all i need. >> director reiskin? >> just a comment, as the chair said, first of all, a very good and comprehensive report. so i appreciate that. and i also think as the transbay terminal itself is enabling a sustainability form of transportation and brings a very big environmental benefit to the region, i think it's very appropriate that we would be powering it with clean hetch hetchy power. so i commend the puc for an innovative and aggressive proposal and i think this is a win-win and good for the puc and it's good for the project and it's good